Through the Jungle of Amazon travel narratives of naturalists von Ewan, Joseph Andorfer

Five pupils of Benjamin Smith Barton: the men and their minds von Ewan, Joseph 1909-1999

From Calcutta and New Orleans, or, tales from Barton's Greenhouse von Ewan, Joseph 1909-1999

Das war Ägypten Ein Bild des Alltags im Zeitalter d. großen Pharaonen. Aus d. Engl. von Hans J. Schütz von Millard, Anne, MacEwan, Joseph, Mann, Roger

Biographical dictionary of Rocky Mountain naturalists von Ewan, Joseph

Biographical Dictionary of Rocky Mountain Naturalists a guide to the writings and collections of botanists, zoologists, geologists, artists and photographers 1682-1932 von Ewan, Joseph, Ewan, Nesta

The Columbian discoveries and the growth of botanical ideas with special reference to the sixteenth century von Ewan, Joseph 1909-1999

John Banister and his Natural History of Virginia 1678-1692 von Ewan, Joseph, Ewan, Nesta

Inhaltsverzeichnis

John Lyon, nurseryman and plant hunter, and his journal 1799-1814 von Ewan, Joseph, Ewan, Nesta

New records of neotropical Gentianaceae von Ewan, Joseph

Rocky Mountain naturalists biographies of nine leading naturalists of the Rocky Mountain area supplemented by a roster in biography dictionary form of natural history collectors, 1... von Ewan, Joseph

A review of Purdieanthus and Lehmanniella two endemic Colombian genera of Gentianaceae and biographical notes on Purdie and Lehmann von Ewan, Joseph

A revision of Chorisepalum, an endemic genus of Venezuelan Gentianaceae von Ewan, Joseph

Juncus mertensianus and its austrolimital segregate, J. duranii von Ewan, Joseph

A review of the North American weedy heliotropes von Ewan, Joseph

Bibliography of the botany of Arizona von Ewan, Joseph

New records of neotropical Gentianaceae von Ewan, Joseph

Benjamin Smith Barton naturalist and physician in Jeffersonian America von Ewan, Joseph, Ewan, Nesta

Das war Rom von Millard, Anne, MacEwan, Joseph, Mann, Roger

Das war Rom Ein Bild des Alltags zur Blützeit d. röm. Reiches. Aus d. Engl. von Angelika Feilhauer von Millard, Anne, MacEwan, Joseph, Mann, Roger